Julia Louis-Dreyfus: Good Genes or Good Docs?

There is nothing funny about how amazing comic actress Julia Louis-Dreyfus looks.

Here's the 32-year-old former "Seinfeld" star back in 1993 (left) -- and 19 years later, the flawless 51-year-old "Veep" star in NYC this week (right).

She's better than ever ... not that there's anything wrong with that.